Home / 5,881.08-8,112.54-3,521.88

Finding the Fourth Proportional to 5,881.08, 8,112.54 and 3,521.88

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Solution

The fourth proportional to 5,881.08, 8,112.54 and 3,521.88 is: 4,858.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,881.08 : 8,112.54 = 3,521.88 : x
  2. Step 2: Convert to fraction form
    5,881.08/8,112.54 = 3,521.88/x
  3. Step 3: Cross multiply
    5,881.08x = 8,112.54 × 3,521.88
  4. Step 4: Simplify right side
    5,881.08x = 28,571,392.38
  5. Step 5: Solve for x
    x = 28,571,392.38/5,881.08
  6. Step 6: Final answer
    x = 4,858.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.